sourcemod-central: tools/gdc-psyfork/MemoryUtils.h@568f4497ef4a

     1 /**

     2  * vim: set ts=4 sw=4 tw=99 noet :

     3  * =============================================================================

     4  * SourceMod

     5  * Copyright (C) 2004-2010 AlliedModders LLC.  All rights reserved.

     6  * =============================================================================

     7  *

     8  * This program is free software; you can redistribute it and/or modify it under

     9  * the terms of the GNU General Public License, version 3.0, as published by the

    10  * Free Software Foundation.

    11  *

    12  * This program is distributed in the hope that it will be useful, but WITHOUT

    13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

    14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more

    15  * details.

    16  *

    17  * You should have received a copy of the GNU General Public License along with

    18  * this program.  If not, see <http://www.gnu.org/licenses/>.

    19  *

    20  * As a special exception, AlliedModders LLC gives you permission to link the

    21  * code of this program (as well as its derivative works) to "Half-Life 2," the

    22  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

    23  * by the Valve Corporation.  You must obey the GNU General Public License in

    24  * all respects for all other code used.  Additionally, AlliedModders LLC grants

    25  * this exception to all derivative works.  AlliedModders LLC defines further

    26  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

    27  * or <http://www.sourcemod.net/license.php>.

    28  */

    30 #ifndef _INCLUDE_SOURCEMOD_MEMORYUTILS_H_

    31 #define _INCLUDE_SOURCEMOD_MEMORYUTILS_H_

    33 #include <IMemoryUtils.h>

    34 #include <string.h>

    35 #include <vector>

    36 #if defined PLATFORM_LINUX || defined PLATFORM_APPLE

    37 #include "sm_symtable.h"

    38 #include <unistd.h>

    40 #endif

    42 using namespace SourceMod;

    43 using std::vector;

    45 struct DynLibInfo

    46 {

    47 	void *baseAddress;

    48 	size_t memorySize;

    49 };

    51 #if defined PLATFORM_LINUX || defined PLATFORM_APPLE

    52 struct LibSymbolTable

    53 {

    54 	SymbolTable table;

    55 	AddrTable table2;

    56 	uintptr_t lib_base;

    57 	uint32_t last_pos;

    58 };

    59 #endif

    61 class MemoryUtils

    62 {

    63 public:

    64 	MemoryUtils();

    65 	~MemoryUtils();

    66 public: // IMemoryUtils

    67 	void *FindPattern(const void *libPtr, const char *pattern, size_t len, int &matches, bool &atFuncStart);

    68 	void *ResolveSymbol(void *handle, const char *symbol);

    69 	const char *ResolveAddr(void *handle, void *addr);

    70 public:

    71 	void *FindPatternInFile(int fd, const char *pattern, size_t len, int &matches, bool &atFuncStart);

    72 	bool GetLibraryInfo(const void *libPtr, DynLibInfo &lib);

    73 #if defined PLATFORM_LINUX || defined PLATFORM_APPLE

    74 private:

    75 	vector<LibSymbolTable *> m_SymTables;

    76 #ifdef PLATFORM_APPLE

    77 	struct dyld_all_image_infos *m_ImageList;

    78 #endif

    79 #endif

    80 };

    82 #endif // _INCLUDE_SOURCEMOD_MEMORYUTILS_H_

author	Ruben Gonzalez <drifter01620@gmail.com>
	Thu May 22 09:49:27 2014 -0400 (2014-05-22)
changeset 4378	568f4497ef4a
parent 3574	b51285ca203f
permissions	-rw-r--r--